Tactically, of course, it may be intended to rally the troops. That’s fine. But now that Bill has laid down that marker, it looks a lot like a commitment: and a reason for HRC supporters to peel off if, as seems highly likely, either state, or both, goes to Obama.

The motivational factor works both ways, of course. From the Obama viewpoint, this means that victories in two weeks means that the damned thing is over and we get to turn to McCain. So while the candidate and the rest of us need to play nice, we also need to work like hell.